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Sales of native asphalt and related bitumens, including bituminous rock, gilsonite, and wirtzilite (elaterite), at mines in United States in 1926 amounted to 715,180 short tons, increase of 22 per cent over 1925; sales of asphalt and asphaltic materials manufactured from petroleum at refineries during 1926 amounted to 3, 458,470 short tons, increase of 9 per cent over 1925.
Sales of native asphalt and related bitumens, including bituminous rock, gilsonite, and wirtzilite (elaterite), at mines in United States in 1926 amounted to 715,180 short tons, increase of 22 per cent over 1925; sales of asphalt and asphaltic materials manufactured from petroleum at refineries during 1926 amounted to 3, 458,470 short tons, increase of 9 per cent over 1925.
Asphalt and related bitumens
U.S. Bur, Mines -- Mineral Resources
Hopkins, G.R. (author)
1927
19 pages
Article (Journal)
English
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Asphalt and related bitumens in 1930
| Engineering Index Backfile | 1931
Asphalt and related bitumens in 1927
| Engineering Index Backfile | 1928
Asphalt and related bitumens in 1929
| Engineering Index Backfile | 1931
Asphalt and related bitumens in 1923
| Engineering Index Backfile | 1924
Asphalt and related bitumens in 1925
| Engineering Index Backfile | 1926